Author,Title,Edition,Publisher,Year,Series,Number,ISBN,ISSN,URL
"Van Bulck, R.P.G. and Institut royal colonial belge. Section des sciences morales et politiques",Manuel de linguistique bantoue,,Librairie Falk,1949,Mémoires. - Collection in-8.,,,,https://cir.nii.ac.jp/crid/1130000793951974272